Imports github.com/btcsuite/btcd/btcec github.com/btcsuite/fastsha256 github.com/btcsuite/btcd/chaincfg github.com/btcsuite/btcd/wire github.com/btcsuite/btcutil/base58 github.com/btcsuite/golangcrypto/ripemd160 Standard library imports bytes crypto/rand crypto/x509 encoding/hex errors fmt io math math/big net os path/filepath hash crypto/elliptic crypto/sha512 unicode os/user crypto/ecdsa crypto/x509/pkix encoding/pem runtime strconv strings time